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App Radio Electr SA D
HAUTEFEUILLE SOC
Original Assignee
App Radio Electr SA D
HAUTEFEUILLE SOC
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Application filed by App Radio Electr SA D, HAUTEFEUILLE SOCfiledCriticalApp Radio Electr SA D
Application grantedgrantedCritical
Publication of FR1061983ApublicationCriticalpatent/FR1061983A/fr
G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
G09F19/00—Advertising or display means not otherwise provided for
G09F19/12—Advertising or display means not otherwise provided for using special optical effects
G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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Business, Economics & Management
(AREA)
Accounting & Taxation
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Marketing
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Theoretical Computer Science
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FR1061983D1952-05-231952-05-23Perfectionnements aux appareils de projection fixe et notamment de projection publicitaire
ExpiredFR1061983A
(fr)